How to list YUM repositories in RHEL / CentOS

Learn how to list YUM repositories in RHEL / CentOS. This how-to guide includes various commands along with examples to check details about repositories and their packages in Red Hat systems.

YUM (Yellow dog Updater Modified) is package management tool in Red Hat Linux and its variants like CentOS. In this article we will walk you through several commands which will be useful for you to get details of YUM repositories in RHEL.

Related read :

• YUM configuration in Linux
• How to download package using YUM
• YUM cheat sheet
• Configure YUM server

Without any further delay lets see list of commands and their example outputs.

List YUM repositories

Run command yum repolist and it will show you all repositories configured under YUM and enabled for use on that server. To view disabled repositories or all repositories refer below section in this article.

In above output you can see repo list with repo id, repo name and status. You can see we have EPEL repo configured (repo id epel/x86_64)on server. Also, last repo rsawaroha we added for installation of xsos tool used to read sosreport.

What is status column in yum repolist ?

Last column of yum repolist output is status which has numbers in it. You might be wondering, what is the meaning of status numbers in yum repolist?

They are number of packages included in respective repository! If you see a number like XXXX+N i.e. followed by + sign and another number then it means that repository has XXXX number of packages available for installation and N number of packages are excluded.

List details of YUM repositories

Each repositories details like name, id, number of packages available, total size, link details, timestamps etc can be viewed by using verbose mode. Use -v switch with yum repolist to view repositories details.

List enabled YUM repositories

Under YUM you have choice to enable or disable repositories. During yum operations like installation of packages only enabled repositories are scanned/contacted to perform operations.

To view only enabled repositories in YUM, use yum repolist enabled

List disabled YUM repositories

Similarly, you can list only disabled yum repositories as well. Use yum repolist disabled

List all configured YUM repositories

List all YUM repositories available on server.

List all available packages in repositories

To list all available packages for installation from all repositories use below command –

List packages from particular repository

yum list available command is useful to list all available packages. If you want to list packages from particular repository then use below switches –

disablerepo="*" which will exclude all repos from scanning

enablerepo="<repo>" which will include only your desired repo to scan for packages.

In above command we listed all packages available under repo name rsawaroha